*SUPPORT*
IN: tufa OUT: BLUE
IN: kiki zup tufa OUT: BLUE RED RED BLUE
IN: fep OUT: PINK
IN: fep blicket OUT: PINK PINK PINK
IN: dax zup kiki OUT: RED YELLOW YELLOW RED
IN: kiki zup kiki OUT: RED RED RED RED
IN: fep lug kiki OUT: PINK PINK RED RED RED
IN: tufa zup kiki OUT: RED BLUE BLUE RED
IN: dax OUT: YELLOW
IN: fep lug tufa fep OUT: PINK PINK BLUE PINK BLUE PINK BLUE PINK
IN: dax blicket OUT: YELLOW YELLOW YELLOW
IN: fep zup tufa OUT: BLUE PINK PINK BLUE
IN: dax kiki OUT: YELLOW RED
IN: kiki lug fep OUT: RED RED PINK PINK PINK

*QUERY*
IN: kiki OUT: RED
IN: kiki lug dax OUT: RED RED YELLOW YELLOW YELLOW
IN: dax zup fep OUT: PINK YELLOW YELLOW PINK
IN: fep zup kiki OUT: RED PINK PINK RED
IN: fep kiki blicket OUT: PINK RED PINK RED PINK RED
IN: dax zup tufa OUT: BLUE YELLOW YELLOW BLUE
IN: tufa lug dax OUT: BLUE BLUE YELLOW YELLOW YELLOW
IN: kiki zup fep OUT: PINK RED RED PINK
IN: fep tufa OUT: PINK BLUE
IN: kiki blicket OUT: RED RED RED

*GRAMMAR*
kiki -> RED 
 dax -> YELLOW 
 tufa -> BLUE 
 fep -> PINK 
 u1 lug x1 -> [u1] [u1] [x1] [x1] [x1] 
 u1 zup u2 -> [u2] [u1] [u1] [u2] 
 x1 blicket -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 